[libc-commits] [libc] [libc][test] Condition out tests that can't work on bare metal (PR #215830)

[Simon Tatham via libc-commits]

statham-arm wrote:

> Your code, although not very elegant, is correct

It would have looked nicer if I could have done the whole property check inside a single `if` statement with a compound condition. I did try testing `$<TARGET_PROPERTY:libc.src.signal.signal:SKIPPED>`, but didn't really expect it to work, and indeed it didn't.

https://github.com/llvm/llvm-project/pull/215830